2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7

Analysis

max time kernel
120s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2024 01:27

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General

Target

2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
Size

164KB
MD5

c6da8e3ca59c6c8ebd068bc59382913d
SHA1

7769e796446ee50437427f0f3f2f8d2ed1048eff
SHA256

2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7
SHA512

b3e1ffb4085d00e8a05b0b3c07ab900586a3c803a868b8d290d2d2b831701b1f640563c122001897f195caf424305f7af76d3555afce87f100dc734d96474a8d
SSDEEP

3072:fny1tEzJLJWWHIjN3tj6qnv0b2UrXkbvLY:KbEJIjNDv0bNXkbvLY

Score

9^/10

discovery ransomware upx

Malware Config

Signatures

Renames multiple (4059) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
ransomware

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1008-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0008000000023c94-2.dat	upx
behavioral2/files/0x0008000000023c97-6.dat	upx
behavioral2/memory/1008-650-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 64 IoCs

Processes:

2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe

description	ioc	Process
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Security.Cryptography.Encoding.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hans\UIAutomationClient.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-core-console-l1-2-0.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\jre\lib\fonts\LucidaBrightDemiBold.ttf.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectStdO365R_SubTest-ul-oob.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\en-US\tabskb.dll.mui.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Common Files\System\Ole DB\it-IT\sqloledb.rll.mui.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\Microsoft.VisualBasic.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Internet Explorer\ieinstal.exe.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365ProPlusE5R_SubTrial-pl.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\System.Net.ServicePoint.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\System.Security.Cryptography.ProtectedData.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\es\WindowsBase.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp2-pl.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectPro2019MSDNR_Retail-ul-phn.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.ComponentModel.EventBasedAsync.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\bin\policytool.exe.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jre-1.8\legal\javafx\mesa3d.md.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365BusinessR_Grace-ppd.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\MSOUC_COL.HXC.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Outlook2019R_Retail-ul-oob.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\7-Zip\Lang\uk.txt.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\PresentationFramework.Royale.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jre-1.8\bin\javafx_iio.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProjectProR_Retail-pl.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\pt-BR\ReachFramework.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\api-ms-win-crt-locale-l1-1-0.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\WordR_OEM_Perp-pl.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Resources.Writer.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\pl\WindowsFormsIntegration.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Integration\C2RManifest.PowerPoint.PowerPoint.x-none.msi.16.x-none.xml.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\SkypeforBusinessVL_KMS_Client-ul-oob.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\VisioProO365R_Subscription-ul-oob.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\cs\UIAutomationClientSideProviders.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\Access2019R_OEM_Perp-ul-phn.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\lib\dt.jar.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PublisherR_OEM_Perp-pl.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\7-Zip\Lang\ps.txt.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\FileSystemMetadata.xml.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlus2019VL_MAK_AE-ul-phn.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Office16\1033\GRAPH_F_COL.HXK.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.Runtime.InteropServices.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\PresentationUI.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\include\jvmticmlr.h.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\HomeStudentR_Retail-ul-phn.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPointR_OEM_Perp-ppd.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\ProPlusR_OEM_Perp6-ppd.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\api-ms-win-core-errorhandling-l1-1-0.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\de\System.Windows.Forms.Primitives.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hans\System.Windows.Input.Manipulations.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\7.0.16\zh-Hant\System.Windows.Controls.Ribbon.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Extensions\external_extensions.json.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jdk-1.8\jre\bin\sspi_bridge.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Java\jre-1.8\release.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\O365HomePremR_Subscription4-ppd.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Microsoft Office\root\Licenses16\PowerPoint2019VL_KMS_Client_AE-ul-oob.xrm-ms.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\System.Net.HttpListener.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\6.0.27\cs\System.Windows.Forms.Primitives.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\7-Zip\Lang\br.txt.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\Common Files\microsoft shared\ink\ipsrus.xml.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\System.ComponentModel.EventBasedAsync.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
File created	C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App\8.0.2\zh-Hant\System.Windows.Forms.Primitives.resources.dll.tmp	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe

C:\Users\Admin\AppData\Local\Temp\2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe
"C:\Users\Admin\AppData\Local\Temp\2c80a5efbd858bc80bbecb2bb3facce7cd8884d5068ca842478a11a71502d7a7.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:1008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\$Recycle.Bin\S-1-5-21-3756129449-3121373848-4276368241-1000\desktop.ini.tmp

Filesize
164KB

MD5
98a66dfd4e41c1f1996948364696219a

SHA1
617d463881e59ea81fad27ac265c9c9944ed7cf8

SHA256
76d6299cc5b45de91afc76306b642fbe51802592430407323349823650a7eb85

SHA512
cdc14b998934f8a3d85c3020754c501f93cbcfbb67da80cd93768952d10c6ccbafc9f3c2eb60a39138fca3882c0ab874b11fefb7694c4de98c140207416b6883

Download Submit
C:\Program Files\7-Zip\7-zip.dll.tmp

Filesize
263KB

MD5
70ae6b87c1d87eb0eb1730308bd45cf5

SHA1
ba12354c3ee7576f9779d9680fcafcee5e68f5d2

SHA256
643540462aaf2dced39b690f4194f0463d2895713b67ae38bcb8a5f6e499e321

SHA512
4261265c012af384395c85407f10798b80cb5449c5328349b31ef16a47fd4c616db83cc36093f0d91f7ec47c4311c043ad33e790774a8b4774b6bebd6c48b518

Download Submit
memory/1008-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1008-650-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download